Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
As September arrives, Frenchglen's weather displays a decrease in high-temperatures, transitioning from August's warm 81.5°F (27.5°C) to a pleasant 72.5°F (22.5°C). During September, Frenchglen consistently records a temperature low averaging a fresh 52°F (11.1°C).Humidity
The average relative humidity in September is 38%.Rainfall
In September, in Frenchglen, the rain falls for 4.6 days. Throughout September, 0.39" (10mm) of precipitation is accumulated. Throughout the year, in Frenchglen, there are 75.2 rainfall days, and 5.63" (143mm) of precipitation is accumulated.Snowfall
June through September are months without snowfall in Frenchglen.Daylight
The average length of the day in September in Frenchglen is 12h and 28min.On the first day of September in Frenchglen, sunrise is at 6:21 am and sunset at 7:29 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:38 pm PDT.
Sunshine
The average sunshine in September is 10.7h.UV index
In Frenchglen, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, the UV index of 4 transforms into the following advice:
Act with care - The suggestion to avoid sunburn is emphasized. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Frequently asked questions
What is the usual temperature for Frenchglen in September?
What is the average humidity in September in Frenchglen?
How much does it rain in Frenchglen in September?
When it does not snow in Frenchglen?
Does it snow in Frenchglen in September?
What is the average length of the day in September in Frenchglen?
What time are sunrise and sunset in September in Frenchglen?
How long on average sun shines in September in Frenchglen?
What is the UV index reading in September in Frenchglen?
Average temperature in September
Frenchglen, OR
- Average high temperature in September: 72.5°F
The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is December (33.3°F).
- Average low temperature in September: 52°F
The month with the highest average low temperature is August (59°F).
The coldest month (with the lowest average low temperature) is December (22.5°F).
Average pressure in September
Frenchglen, OR
- Average pressure in September: 29.96"Hg
The month with the highest atmospheric pressure is January (30.23"Hg).
The months with the lowest atmospheric pressure are June and August (29.93"Hg).
Average wind speed in September
Frenchglen, OR
- Average wind speed in September: 6.9mph
The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest month (with the lowest average wind speed) is August (6.5mph).
Average humidity in September
Frenchglen, OR
- Average humidity in September: 38%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are July and August (33%).
Average rainfall in September
Frenchglen, OR
- Average rainfall in September: 0.39"
The wettest months (with the highest rainfall) are April and May (0.67").
The driest month (with the least rainfall) is July (0.2").
Average rainfall days in September
Frenchglen, OR
- Average rainfall days in September: 4.6 days
The month with the highest number of rainy days is April (9.6 days).
The month with the least rainy days is July (4 days).
Average snowfall in September
Frenchglen, OR
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.72").
The months with the least snowfall are June, July, August and September (0").
Average snowfall days in September
Frenchglen, OR
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is December (9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Frenchglen, OR
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in September: 10h and 4min
The month with the most sunshine is July (Average sunshine: 12h and 6min).
The month with the least sunshine is December (Average sunshine: 5h and 30min).
Average sunshine days in September
Frenchglen, OR
- Average sunshine days in September: 23.1 days
The month with the most sunshine days is July (24.3 days).
The month with the least sunshine days is March (17.8 days).
Average UV index in September
Frenchglen, OR
- Average UV index in September: 4
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in September
Frenchglen, OR
- Average cloud cover in September: 14
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 8).
Average visibility in September
Frenchglen, OR
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Frenchglen, Oregon, USA
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